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132101313012 = 223253269257381
BaseRepresentation
bin111101100000111011…
…0100001000111110100
3110121222100221000011200
41323001312201013310
54131020414004022
6140404141332500
712354410430234
oct1730166410764
9417870830150
10132101313012
1151029824759
1221728567130
13c5c3332206
1465725b7cc4
153682589bac
hex1ec1da11f4

132101313012 has 72 divisors (see below), whose sum is σ = 341489289960. Its totient is φ = 43042172160.

The previous prime is 132101313011. The next prime is 132101313017. The reversal of 132101313012 is 210313101231.

It can be written as a sum of positive squares in 4 ways, for example, as 8136761616 + 123964551396 = 90204^2 + 352086^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132101313011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 384562 + ... + 641942.

It is an arithmetic number, because the mean of its divisors is an integer number (4742906805).

Almost surely, 2132101313012 is an apocalyptic number.

132101313012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132101313012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170744644980).

132101313012 is an abundant number, since it is smaller than the sum of its proper divisors (209387976948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132101313012 is a wasteful number, since it uses less digits than its factorization.

132101313012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257713 (or 257708 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 132101313012 its reverse (210313101231), we get a palindrome (342414414243).

It can be divided in two parts, 1321013 and 13012, that added together give a square (1334025 = 11552).

The spelling of 132101313012 in words is "one hundred thirty-two billion, one hundred one million, three hundred thirteen thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 36 53 106 159 212 269 318 477 538 636 807 954 1076 1614 1908 2421 3228 4842 9684 14257 28514 42771 57028 85542 128313 171084 256626 257381 513252 514762 772143 1029524 1544286 2316429 3088572 4632858 9265716 13641193 27282386 40923579 54564772 69235489 81847158 122770737 138470978 163694316 207706467 245541474 276941956 415412934 491082948 623119401 830825868 1246238802 2492477604 3669480917 7338961834 11008442751 14677923668 22016885502 33025328253 44033771004 66050656506 132101313012